20277209739

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{27361}}^1$

素因数の和:27555

約数の個数: 32

約数和(自身を含む): 28368921600

約数和(自身を除く): 8091711861

約数列:

[1, 3, 53, 59, 79, 159, 177, 237, 3127, 4187, 4661, 9381, 12561, 13983, 27361, 82083, 247033, 741099, 1450133, 1614299, 2161519, 4350399, 4842897, 6484557, 85557847, 114560507, 127529621, 256673541, 343681521, 382588863, 6759069913, 20277209739]

約数ペア:

[(1, 20277209739), (3, 6759069913), (53, 382588863), (59, 343681521), (79, 256673541), (159, 127529621), (177, 114560507), (237, 85557847), (3127, 6484557), (4187, 4842897), (4661, 4350399), (9381, 2161519), (12561, 1614299), (13983, 1450133), (27361, 741099), (82083, 247033)]